Finding the Fourth Proportional to 11,092,968.90, 16,639,453.35 and 9,392,357.70
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Solution
The fourth proportional to 11,092,968.90, 16,639,453.35 and 9,392,357.70 is: 14,088,536.55
Step by Step Solution
- Step 1: Write the proportion equation
11,092,968.90 : 16,639,453.35 = 9,392,357.70 : x - Step 2: Convert to fraction form
11,092,968.90/16,639,453.35 = 9,392,357.70/x - Step 3: Cross multiply
11,092,968.90x = 16,639,453.35 × 9,392,357.70 - Step 4: Simplify right side
11,092,968.90x = 156,283,697,795,663.28 - Step 5: Solve for x
x = 156,283,697,795,663.28/11,092,968.90 - Step 6: Final answer
x = 14,088,536.55
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Double scale
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Similar ratio
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.